<template>
  <div>
    <!-- 面包线导航区 -->
    <el-breadcrumb separator-class="el-icon-arrow-right">
      <el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
      <el-breadcrumb-item>用户管理</el-breadcrumb-item>
      <el-breadcrumb-item>用户列表</el-breadcrumb-item>
    </el-breadcrumb>
    <!-- 面包线导航区 -->
    <!-- 卡片视图区域 -->
    <el-card class="box-card">
      <!-- 搜索和添加区 -->
      <el-row :gutter="20">
        <el-col :span="9">
          <el-input placeholder="请输入内容" class="input-with-select" v-model="queryInfo.query" clearable
            @clear="getUserList">
            <el-button slot="append" icon="el-icon-search" @click="getUserList"></el-button>
          </el-input>
        </el-col>
        <el-col :span="4">
          <el-button type="primary" @click="addDialogVisible=true">添加用户</el-button>
        </el-col>
      </el-row>
      <!-- 搜索和添加区 -->
      <el-table :data="userlist" border stripe>
        <el-table-column type="index"></el-table-column>
        <el-table-column prop="username" label="姓名"> </el-table-column>
        <el-table-column prop="email" label="邮箱"></el-table-column>
        <el-table-column prop="mobile" label="电话"> </el-table-column>
        <el-table-column prop="role_name" label="角色"> </el-table-column>
        <el-table-column prop="mg_state" label="状态">
          <template slot-scope="scope">
            <el-switch v-model="scope.row.mg_state" @change="userStateChanged(scope.row)">
            </el-switch>
          </template>
        </el-table-column>
        <el-table-column label="操作" width="180px">
          <template slot-scope="scope">
            <!-- 修改按钮 -->
            <el-button type="primary" icon="el-icon-edit" size="mini" @click="showEditDialog(scope.row.id)"></el-button>
            <!-- 删除按钮 -->
            <el-button type="danger" icon="el-icon-delete" size="mini" @click="removeUserById(scope.row.id)">
            </el-button>
            <!-- 分配角色按钮 -->
            <el-tooltip effect="dark" content="分配角色" placement="top" :enterable=false>
              <el-button type="warning" icon="el-icon-setting" size="mini" @click="setRole(scope.row)"></el-button>
            </el-tooltip>
            <!-- {{scope.row}} -->
          </template>
        </el-table-column>
      </el-table>
      <!-- 分页 -->
      <el-pagination @size-change="handleSizeChange" @current-change="handleCurrentChange"
        :current-page="queryInfo.pagenum" :page-sizes="[1, 2, 5, 10]" :page-size="queryInfo.pagesize"
        layout="total, sizes, prev, pager, next, jumper" :total="this.total">
      </el-pagination>
      <!-- 分页 -->
    </el-card>
    <!-- 卡片视图区域 -->

    <!-- 对话框 -->
    <el-dialog title="提示" :visible.sync="addDialogVisible" width="50%" @close="addDialogClosed">
      <!-- 内容主体区域 -->
      <el-form :model="addForm" :rules="addFormRules" ref="addFormRef" label-width="80px">
        <el-form-item label="用户名" prop="username">
          <el-input v-model="addForm.username"></el-input>
        </el-form-item>
        <el-form-item label="密码" prop="password">
          <el-input v-model="addForm.password"></el-input>
        </el-form-item>
        <el-form-item label="邮箱" prop="email">
          <el-input v-model="addForm.email"></el-input>
        </el-form-item>
        <el-form-item label="手机号码" prop="mobile">
          <el-input v-model="addForm.mobile"></el-input>
        </el-form-item>
      </el-form>
      <!-- 内容主体区域 -->
      <!-- 底部区域 -->
      <span slot="footer" class="dialog-footer">
        <el-button @click="addDialogVisible = false">取 消</el-button>
        <el-button type="primary" @click="addUser">确 定</el-button>
      </span>
      <!-- 底部区域 -->
    </el-dialog>
    <!-- 对话框 -->

    <!-- 修改用户对话框 -->
    <el-dialog title="修改用户" :visible.sync="editDialogVisible" width="50%">

      <el-form :model="editForm" label-width="80px" :rules="editFormRules" ref="editFormRef">
        <el-form-item label="用户名">
          <el-input v-model="editForm.username" disabled></el-input>
        </el-form-item>

        <el-form-item label="邮箱" prop="email">
          <el-input v-model="editForm.email"></el-input>
        </el-form-item>

        <el-form-item label="手机" prop="mobile">
          <el-input v-model="editForm.mobile"></el-input>
        </el-form-item>
      </el-form>

      <span slot="footer" class="dialog-footer">
        <el-button @click="editDialogVisible = false">取 消</el-button>
        <el-button type="primary" @click="editUserInfo">确 定</el-button>
      </span>
    </el-dialog>
    <!-- 修改用户对话框 -->
    <!-- 分配角色对话框 -->
    <el-dialog title="提示" :visible.sync="setRoleDialogVisible" width="50%" @close="setRoleDialogClosed">
      <div>
        <p>当前的用户：{{userInfo.username}}</p>
        <p>当前的角色：{{userInfo.role_name}}</p>
        <p>分配角色： <el-select v-model="selectedRoleId" placeholder="请选择">
            <el-option v-for="item in rolesList" :key="item.id" :label="item.roleName" :value="item.id">
            </el-option>
          </el-select>
        </p>
      </div>

      <span slot="footer" class="dialog-footer">
        <el-button @click="setRoleDialogVisible = false">取 消</el-button>
        <el-button type="primary" @click="saveRoleInfo">确 定</el-button>
      </span>
    </el-dialog>
    <!-- 分配角色对话框 -->

  </div>
</template>

<script>
export default {
  data () {
    var checkEmail = (rule, value, cb) => {
      const regEmail = /^([a-zA-Z0-9_-])+@([a-zA-Z0-9_-])+(\.[a-zA-Z0-9_-])+/
      if (regEmail.test(value)) {
        // 合法的邮箱
        return cb()
      }
      cb(new Error('请输入合法的邮箱'))
    }
    var checkMobile = (rule, value, cb) => {
      // 验证手机号的正则表达式
      const regMobile = /^(0|86|17951)?(13[0-9]|15[012356789]|17[678]|18[0-9]|14[57])[0-9]{8}$/
      if (regMobile.test(value)) {
        return cb()
      }
      cb(new Error('请输入合法的手机号'))
    }
    return {
      // 获取用户列表的参数
      queryInfo: {
        query: '',
        pagenum: 1,
        pagesize: 2
      },
      userlist: [],
      total: 0,
      addDialogVisible: false,
      addForm: {
        username: '',
        password: '',
        email: '',
        mobile: ''
      },
      addFormRules: {
        username: [
          { required: true, message: '请输入用户名', trigger: 'blur' },
          { min: 3, max: 5, message: '用户名的长度在3~10个字符之间', trigger: 'blur' }
        ],
        password: [
          { required: true, message: '请输入密码', trigger: 'blur' },
          { min: 6, max: 15, message: '密码的长度在6~15个字符之间', trigger: 'blur' }
        ],
        email: [
          { required: true, message: '请输入邮箱', trigger: 'blur' },
          { min: 6, max: 15, message: '邮箱的长度在6~15个字符之间', trigger: 'blur' },
          { validator: checkEmail, checkEmail, message: '邮箱格式错误', trigger: 'blur' }
        ],
        mobile: [
          { required: true, message: '请输入手机号码', trigger: 'blur' },
          { min: 6, max: 15, message: '密码的长度在6~15个字符之间', trigger: 'blur' },
          { validator: checkMobile, checkEmail, message: '手机格式错误', trigger: 'blur' }
        ]
      },
      addFormRef: '',
      // 修改用户对话框
      editDialogVisible: false,
      editForm: {},
      editFormRules: {
        email: [
          { required: true, message: '请输入邮箱', trigger: 'blur' },
          { min: 6, max: 15, message: '邮箱的长度在6~15个字符之间', trigger: 'blur' },
          { validator: checkEmail, checkEmail, message: '邮箱格式错误', trigger: 'blur' }
        ],
        mobile: [
          { required: true, message: '请输入手机号码', trigger: 'blur' },
          { min: 6, max: 15, message: '密码的长度在6~15个字符之间', trigger: 'blur' },
          { validator: checkMobile, checkEmail, message: '手机格式错误', trigger: 'blur' }
        ]

      },
      setRoleDialogVisible: false,
      // 需要被分配角色用户信息
      userInfo: {},
      // 所有角色数据
      rolesList: [],
      selectedRoleId: ''
    }
  },
  created () {
    this.getUserList()
  },
  methods: {
    async getUserList () {
      const { data: res } = await this.$http.get('users', { params: this.queryInfo })
      if (res.meta.status !== 200) return this.$message.error('获取用户列表失败');
      this.userlist = res.data.users
      this.total = res.data.total
    },
    // 监听pagesize
    handleSizeChange (newSize) {
      this.queryInfo.pagesize = newSize;
      this.getUserList()
    },
    // 监听页码值改变
    handleCurrentChange (newPage) {
      this.queryInfo.pagenum = newPage;
      this.getUserList()
    },
    async userStateChanged (userInfo) {
      console.log(userInfo.id)
      const { data: res } = await this.$http.put(`users/${userInfo.id}/state/${userInfo.mg_state}`);
      if (res.meta.status !== 200) {
        userInfo.mg_state = !userInfo.mg_state
        return this.$message.error('更新用户状态失败')
      }
      this.$message.success('更新用户成功')
    },
    addDialogClosed () {
      this.$refs.addFormRef.resetFields();
    },
    addUser () {
      this.$refs.addFormRef.validate(async valid => {
        if (valid === false) return ''
        const { data: res } = await this.$http.post('users', this.addForm)
        console.log(res)
        if (res.meta.status !== 201) {
          this.$message.error('添加用户失败')
        } else {
          this.$message.success('添加用户成功')

          setTimeout(() => {
            this.addDialogVisible = false
            this.getUserList()
          }, 1000);
        }
      })
    },
    // 展示用户编辑对话框
    async showEditDialog (id) {
      this.editDialogVisible = true
      const { data: res } = await this.$http.get(`users/${id}`);
      if (res.meta.status !== 200) {
        return this.$message.error('查询数据失败')
      }
      this.editForm = res.data
      this.editDialogVisible = true
    },
    // 关闭修改
    editDialogClosed () {
      this.$refs.editFormRef.resetFields();
    },
    editUserInfo () {
      this.$refs.editFormRef.validate(async valid => {
        if (!valid) return ''

        const { data: res } = await this.$http.put('users/' + this.editForm.id, {
          email: this.editForm.email,
          mobile: this.editForm.mobile
        })
        console.log(res)
        if (res.meta.status !== 200) {
          this.$message.error('修改用户失败')
        } else {
          this.$message.success('修改用户成功')
          setTimeout(() => {
            this.addDialogVisible = false
            this.getUserList()
          }, 1000);
        }
      })
    },
    // 用id删除用户
    async removeUserById (id) {
      console.log(id)
      const confirmReult = await this.$confirm('永久删除该用户？', '提示', {
        confirmButtonText: '确定',
        cancelButtonText: '取消',
        type: 'warning'
      }).catch(err => err)
      console.log(confirmReult)
      if (confirmReult !== 'confirm') {
        return this.$message.info('已经取消删除');
      }
      const { data: res } = await this.$http.delete('users/' + id);
      if (res.meta.status !== 200) return this.$message.error('删除失败');
      this.getUserList()
      this.$message.success('删除成功');
      console.log('确认删除')
    },
    // 展示分配角色的对话框
    async setRole (userInfo) {
      this.userInfo = userInfo
      // 展示对话框之前，获取所有角色列表
      const { data: res } = await this.$http.get('roles');
      if (res.meta.status !== 200) {
        return this.$message.error('获取角色失败')
      }

      this.rolesList = res.data
      this.setRoleDialogVisible = true
    },
    // 点击按钮 分配角色
    async saveRoleInfo () {
      if (!this.selectedRoleId) {
        return this.$message.error('请选择分配的角色')
      }
      const { data: res } = await this.$http.put(`users/${this.userInfo.id}/role`, { rid: this.selectedRoleId });
      if (res.meta.status !== 200) {
        return this.$message.error('跟新角色失败')
      }
      this.getUserList()
      this.setRoleDialogVisible = false;
      this.$message.success('跟新角色失败')
    },
    setRoleDialogClosed () {
      this.selectedRoleId = ''
      this.userInfo = {}
    }
  },

}
</script>

<style lang="less"  scoped>
</style>
